How long is the flight from England to Idaho?

Departing from England to Idaho will take you 18h 57m. England and Idaho are separated by a distance of 4705 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines to fly from England to Idaho one-way?

For one-way options, check prices for Iberia. According to our data, you can fly for as low as $482. Users have also found prices from $581 and $821 on Lufthansa and American Airlines, respectively.

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

How far in advance should I book a flight from England to Idaho?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 21 days in advance, which can save you up to 25% on flights from England to Idaho compared to booking the week you need them. Waiting 21 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $840. For sooner than that we have options available in the next 3 days from $1,200.

What is the cheapest month to fly from England to Idaho?

February can be a great time to fly to Idaho from England with a flight ticket averaging about $953. Cheapflights users have found deals in the month of February for as cheap as $729. The most expensive prices can be found in the month of July.

What is the cheapest time of day to fly from ENG to ID?

When flying from England to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from England to Idaho that include hotel bookings?

Yes. In addition to deals on England to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from England to Idaho?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from England to Idaho.

Can I find deals for business class flights from England to Idaho?

Yes. Cheapflights offers flight deals from England to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$449+ Cheap Flights from England to Idaho

Q: How much does it cost to fly round-trip from England to Idaho?

Airfare is below average for this route at the moment. England to Idaho flights typically cost between $768 and $886 in November. The cheapest round-trip price found within the last 3 days was $733 on United Airlines (Nov 21-Nov 30).

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Cheap flight deals from England to Idaho

Round-trip from	$634 (United Airlines)
One-way from	$449 (Kiwi.com)
Popular in	July
Cheapest in	February
Average price	$818

From England to Idaho

Search Deals

One-way flight from England to Idaho

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($152 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from England to Idaho

Cheapest flights from England to Idaho
Explore the most affordable flight options available from England to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

Tue 10/289:30 amLHR - GEG

2 stops20h 59mUnited Airlines

Tue 11/45:10 amGEG - LHR

2 stops19h 15mUnited Airlines

Deal found 9/13

$634

Thu 10/309:40 amLCY - GEG

2 stops32h 02mMultiple Airlines

Thu 11/612:45 pmGEG - LCY

2 stops20h 55mMultiple Airlines

Deal found 9/15

$667

Tue 9/303:05 pmLGW - BOI

2 stops37h 43mAmerican Airlines

Mon 10/131:26 pmBOI - LGW

2 stops35h 44mAmerican Airlines

Deal found 9/14

$723

Tue 9/303:05 pmLGW - BOI

2 stops52h 22mAmerican Airlines

Tue 10/144:40 pmBOI - LGW

2 stops56h 30mAmerican Airlines

Deal found 9/14

$726

Fri 11/216:35 amLHR - BOI

2 stops23h 10mUnited Airlines

Sun 11/306:20 amBOI - LHR

1 stop22h 40mUnited Airlines

Deal found 9/13

$733

Tue 10/287:30 amLHR - BOI

2 stops20h 06mUnited Airlines

Tue 11/42:40 pmBOI - LHR

1 stop14h 20mUnited Airlines

Deal found 9/13

$735

Wed 11/128:30 amLHR - BOI

2 stops19h 51mLufthansa

Wed 12/32:49 pmBOI - LHR

1 stop11h 51mLufthansa

Deal found 9/14

$736

Thu 11/206:50 amLHR - BOI

2 stops22h 55mUnited Airlines

Wed 11/2610:40 amBOI - LHR

2 stops17h 25mUnited Airlines

Deal found 9/14

$737

Wed 11/511:10 amLHR - BOI

2 stops18h 35mUnited Airlines

Wed 11/128:17 amBOI - LHR

1 stop16h 38mUnited Airlines

Deal found 9/13

$741

Mon 12/84:40 pmLHR - BOI

2 stops34h 03mUnited Airlines

Mon 12/156:35 amBOI - LHR

1 stop17h 50mUnited Airlines

Deal found 9/13

$743

Sat 9/279:50 amLGW - BOI

2 stops34h 31mMultiple Airlines

Tue 10/148:26 pmBOI - LGW

1 stop31h 29mMultiple Airlines

Deal found 9/14

$753

Sat 9/2711:25 amLHR - BOI

1 stop18h 05mMultiple Airlines

Sat 10/118:20 amBOI - LHR

1 stop15h 00mMultiple Airlines

Deal found 9/14

$757

Best flights from England to Idaho
Discover carefully curated flight deals from England to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2025.

Wed 10/297:30 amLHR - GEG

2 stops20h 15mUnited Airlines

Wed 11/56:00 amGEG - LHR

2 stops23h 30mUnited Airlines

Deal found 9/14

$634

Tue 3/1011:10 amLHR - GEG

2 stops40h 59mLufthansa

Tue 3/171:45 pmGEG - LHR

2 stops14h 30mLufthansa

Deal found 9/13

$659

Thu 10/309:40 amLCY - GEG

2 stops32h 02mMultiple Airlines

Thu 11/612:45 pmGEG - LCY

2 stops20h 55mMultiple Airlines

Deal found 9/15

$667

Tue 9/303:05 pmLGW - BOI

2 stops52h 22mAmerican Airlines

Tue 10/144:40 pmBOI - LGW

2 stops56h 30mAmerican Airlines

Deal found 9/14

$726

Sat 11/226:20 amLHR - IDA

2 stops18h 57mDelta

Wed 11/266:00 amIDA - LHR

1 stop21h 00mDelta

Deal found 9/14

$817

Tue 3/108:40 amLCY - GEG

2 stops21h 36mVirgin Atlantic

Tue 3/176:30 amGEG - LCY

2 stops27h 05mVirgin Atlantic

Deal found 9/14

$824

Tue 3/1011:55 amLGW - GEG

2 stops16h 04mIcelandair

Tue 3/1712:44 pmGEG - LGW

2 stops15h 11mIcelandair

Deal found 9/13

$834

Tue 10/289:30 amLHR - GEG

2 stops20h 59mUnited Airlines

Tue 11/45:10 amGEG - LHR

2 stops19h 15mUnited Airlines

Deal found 9/13

$634

Tue 10/286:00 amEDI - BOI

3 stops22h 52mScandinavian Airlines

Tue 11/44:00 pmBOI - EDI

3 stops24h 10mScandinavian Airlines

Deal found 9/13

$1,333

Tue 3/104:40 pmLHR - GEG

2 stops35h 44mUnited Airlines

Tue 3/175:00 amGEG - LHR

2 stops23h 15mUnited Airlines

Deal found 9/14

$641

Wed 11/128:30 amLHR - BOI

2 stops19h 51mLufthansa

Wed 12/32:49 pmBOI - LHR

1 stop11h 51mLufthansa

Deal found 9/14

$736

Tue 10/289:50 amLCY - BOI

2 stops19h 38mMultiple Airlines

Tue 11/48:17 amBOI - LCY

2 stops21h 33mMultiple Airlines

Deal found 9/13

$771

Last-minute flights from England to Idaho
Discover last-minute flight deals from England to Idaho. Data last updated September 15, 2025 and is based on user searches.

Wed 9/248:55 amLHR - BOI

2 stops19h 53mAmerican Airlines

Mon 10/131:35 pmBOI - LHR

2 stops17h 40mAmerican Airlines

Deal found 9/14

$763

Fri 9/262:50 pmLHR - BOI

1 stop13h 34mUnited Airlines

Mon 10/67:45 amBOI - LHR

1 stop16h 40mUnited Airlines

Deal found 9/13

$765

Sat 9/279:50 amLGW - BOI

2 stops34h 31mMultiple Airlines

Tue 10/148:26 pmBOI - LGW

1 stop31h 29mMultiple Airlines

Deal found 9/14

$753

Sat 9/2711:25 amLHR - BOI

1 stop18h 05mMultiple Airlines

Sat 10/118:20 amBOI - LHR

1 stop15h 00mMultiple Airlines

Deal found 9/14

$757

Tue 9/303:05 pmLGW - BOI

2 stops37h 43mAmerican Airlines

Mon 10/131:26 pmBOI - LGW

2 stops35h 44mAmerican Airlines

Deal found 9/14

$723

Tue 9/303:05 pmLGW - BOI

2 stops52h 22mAmerican Airlines

Tue 10/144:40 pmBOI - LGW

2 stops56h 30mAmerican Airlines

Deal found 9/14

$726

Tue 9/304:15 pmLHR - BOI

1 stop14h 29mUnited Airlines

Wed 10/82:12 pmBOI - LHR

1 stop13h 58mUnited Airlines

Deal found 9/14

$766

Tue 9/303:05 pmLGW - BOI

2 stops52h 22mAmerican Airlines

Wed 10/81:35 pmBOI - LGW

2 stops35h 35mAmerican Airlines

Deal found 9/14

$769

Tue 10/289:30 amLHR - GEG

2 stops20h 59mUnited Airlines

Tue 11/45:10 amGEG - LHR

2 stops19h 15mUnited Airlines

Deal found 9/13

$634

Tue 10/287:30 amLHR - BOI

2 stops20h 06mUnited Airlines

Tue 11/42:40 pmBOI - LHR

1 stop14h 20mUnited Airlines

Deal found 9/13

$735

Tue 10/289:50 amLCY - BOI

2 stops19h 38mMultiple Airlines

Tue 11/48:17 amBOI - LCY

2 stops21h 33mMultiple Airlines

Deal found 9/13

$771

Thu 10/309:40 amLCY - GEG

2 stops32h 02mMultiple Airlines

Thu 11/612:45 pmGEG - LCY

2 stops20h 55mMultiple Airlines

Deal found 9/15

$667

One-way flights from England to Idaho
Search for one-way flight options from England to Idaho. Find affordable one-way fares based on user searches. Data last updated September 15, 2025.

Fri 10/312:00 pmLGW - GEG

3 stops53h 08mMultiple Airlines

Deal found 9/13

$449

Wed 9/2410:55 amLGW - GEG

2 stops41h 21mMultiple Airlines

Deal found 9/13

$472

Thu 10/1610:30 amLHR - GEG

1 stop19h 19mIberia

Deal found 9/14

$482

Thu 10/164:10 pmLHR - GEG

2 stops27h 33mMultiple Airlines

Deal found 9/14

$487

Sat 9/2010:00 amLGW - GEG

2 stops22h 19mMultiple Airlines

Deal found 9/13

$504

Wed 12/246:55 pmMAN - BOI

3 stops51h 09mMultiple Airlines

Deal found 9/14

$516

Mon 9/2210:00 amLGW - GEG

2 stops22h 19mMultiple Airlines

Deal found 9/13

$526

Thu 10/22:00 pmLGW - GEG

2 stops28h 58mMultiple Airlines

Deal found 9/13

$527

Sat 9/279:50 amLGW - GEG

2 stops33h 08mMultiple Airlines

Deal found 9/15

$528

Fri 10/32:00 pmLGW - GEG

2 stops35h 00mMultiple Airlines

Deal found 9/13

$541

Sun 9/2110:00 amLGW - GEG

2 stops22h 19mMultiple Airlines

Deal found 9/13

$543

Thu 9/2510:00 amLGW - GEG

2 stops22h 19mMultiple Airlines

Deal found 9/13

$554

Fly from

Fly to

Route

Depart

Return

Price

LondonSpokane

LHR - GEG

LHRGEG

London Heathrow

Wed 10/29

7:30 am-8:45 pm

2 stops20h 15m

Spokane

Wed 11/5

6:00 am-1:30 pm

2 stops23h 30m

$634

LondonSpokane

LHR - GEG

LHRGEG

London Heathrow

Tue 10/28

9:30 am-11:29 pm

2 stops20h 59m

Spokane

Tue 11/4

5:10 am-8:25 am

2 stops19h 15m

$634

LondonSpokane

LHR - GEG

LHRGEG

London Heathrow

Tue 3/10

4:40 pm-9:24 pm

2 stops35h 44m

Spokane

Tue 3/17

5:00 am-11:15 am

2 stops23h 15m

$641

LondonSpokane

LHR - GEG

LHRGEG

London Heathrow

Tue 3/10

11:10 am-9:09 pm

2 stops40h 59m

Spokane

Tue 3/17

1:45 pm-11:15 am

2 stops14h 30m

$659

LondonSpokane

LCY - GEG

LCYGEG

London City

Thu 10/30

9:40 am-10:42 am

2 stops32h 02m

Spokane

Thu 11/6

12:45 pm-5:40 pm

2 stops20h 55m

$667

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Tue 9/30

3:05 pm-12:27 pm

2 stops52h 22m

Boise Air Term. Gowen Fld

Tue 10/14

4:40 pm-8:10 am

2 stops56h 30m

$726

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 11/21

6:35 am-10:45 pm

2 stops23h 10m

Boise Air Term. Gowen Fld

Sun 11/30

6:20 am-12:00 pm

1 stop22h 40m

$733

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 3/6

6:35 am-11:05 pm

2 stops23h 30m

Boise Air Term. Gowen Fld

Tue 3/10

6:48 am-7:25 am

1 stop18h 37m

$733

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 12/8

7:40 am-9:59 am

2 stops33h 19m

Boise Air Term. Gowen Fld

Mon 12/15

10:35 am-12:00 pm

1 stop18h 25m

$733

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Wed 11/12

8:30 am-9:21 pm

2 stops19h 51m

Boise Air Term. Gowen Fld

Wed 12/3

2:49 pm-9:40 am

1 stop11h 51m

$736

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 60 results

...

Best time to book a flight from England to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from England with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from England to Idaho

What is the cheapest month to book a flight from England to Idaho?

Currently, October is the cheapest month in which you can book a flight from England to Idaho (average of $314). Flying from England to Idaho in June is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from England to Idaho?

Related info for your journey

How long is the flight from England to Idaho?
Departing from England to Idaho will take you 18h 57m. England and Idaho are separated by a distance of 4705 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines to fly from England to Idaho one-way?
For one-way options, check prices for Iberia. According to our data, you can fly for as low as $482. Users have also found prices from $581 and $821 on Lufthansa and American Airlines, respectively.
Can I find deals for flights from England to Idaho that include hotel bookings?
Yes. In addition to deals on England to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from England to Idaho?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from England to Idaho.
Can I find deals for business class flights from England to Idaho?
Yes. Cheapflights offers flight deals from England to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from England to Idaho?
Currently, October is the cheapest month in which you can book a flight from England to Idaho (average of $314). Flying from England to Idaho in June is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$449+ Cheap flights from England to Idaho

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from England to Idaho with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from England to Idaho

Keep the following information in mind while searching for England to Idaho flight deals. Data was last updated September 15, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from England to Idaho

Cheapest flights from England to IdahoExplore the most affordable flight options available from England to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

Explore the most affordable flight options available from England to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from England to Idaho that are best for you.

Best time to book a flight from England to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from England with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from England to Idaho

What is the cheapest month to book a flight from England to Idaho?

How much does it cost to fly round-trip from England to Idaho?

Related info for your journey

Find useful and relevant information for your journey from England to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from England to Idaho?

What are the cheapest airlines to fly from England to Idaho one-way?

Can I find deals for flights from England to Idaho that include hotel bookings?

How can I find direct flights from England to Idaho?

Can I find deals for business class flights from England to Idaho?

What is the cheapest month to book a flight from England to Idaho?

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Cheapest flights from England to Idaho
Explore the most affordable flight options available from England to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.